Question

$2\sqrt{2} ( \sqrt{2} -3 \sqrt{3} )+3 \sqrt{3} (- \sqrt{2} +2 \sqrt{3} =$ ajutatima va rog

Answer 1

$2 \sqrt{2} ( \sqrt{2} -3 \sqrt{3} )+3 \sqrt{3} (- \sqrt{2} +2 \sqrt{3} )= \\ =4-6 \sqrt{6} -3 \sqrt{6} +18=22-9 \sqrt{6}$